Pc=2Pp+3Pb
z pitagorasa mozemy obliczyc wysokość podstawy
x²+3²=5²
x²+9=25
x²=√16
x=4 cm
Pp=½6*4=12cm²
Pb=5*8,5=42,5
Pb₂=6*8,5=51
Pc=2*42,5+51+2*12=160cm²
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Pc=2Pp+3Pb
z pitagorasa mozemy obliczyc wysokość podstawy
x²+3²=5²
x²+9=25
x²=√16
x=4 cm
Pp=½6*4=12cm²
Pb=5*8,5=42,5
Pb₂=6*8,5=51
Pc=2*42,5+51+2*12=160cm²